cs7-3.lst

《手把手教你学单片机的C程序设计》及实验程序

C51 COMPILER V7.06   CS7_3                                                                 11/26/2006 17:37:41 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE CS7_3
OBJECT MODULE PLACED IN CS7-3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE CS7-3.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <REG51.H>
   2          unsigned char code SEG7[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
   3          int data globe_x;                       
   4          //-----------------------------------------------------------------
   5          void add(void);                 
   6          void subb(void);                
   7          void delay(unsigned int k);     
   8          void display(void);
   9          //----------------------------------------------------------
  10          void main(void)         
  11          {                                       
  12   1              while(1)                        
  13   1              {                               
  14   2              add();                  
  15   2              display();
  16   2              subb();
  17   2              display();                      
  18   2              if(globe_x>999) {globe_x=0;}    
  19   2              }                                       
  20   1      }                                       
  21          //----------------------------------------------------
  22          void add(void)                          
  23          {                                       
  24   1      globe_x =globe_x+3;             
  25   1      }                                               
  26          //---------------------------------------------------
  27          void subb(void)                 
  28          {                                               
  29   1      globe_x =globe_x-2;                     
  30   1      }                                               
  31          //----------------------------------------------------
  32          void delay(unsigned int k)
  33          {                                       
  34   1      unsigned int i,j;               
  35   1      for(i=0;i<k;i++){                       
  36   2      for(j=0;j<121;j++)                      
  37   2      {;}}                                    
  38   1      }       
  39          //------------------------------------------------------        
  40          void display(void)                      
  41          {
  42   1      unsigned char i;        
  43   1      for(i=0;i<250;i++)      
  44   1                      {                       
  45   2                      P0= SEG7[globe_x /100];
  46   2                      P2=0xfb;                                
  47   2                      delay(1);                                       
  48   2                      P0= SEG7[(globe_x %100)/10];    
  49   2                      P2=0xfd;                                        
  50   2                      delay(1);                               
  51   2                      P0= SEG7[globe_x%10];   
  52   2                      P2=0xfe;                                
  53   2                      delay(1);                               
  54   2                      }
  55   1      }
C51 COMPILER V7.06   CS7_3                                                                 11/26/2006 17:37:41 PAGE 2   



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    212    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)